attempt to annexe Chamba but were unsuccessful in subjugating this territory into their kingdoms. Raja Prithvi Singh (1641-1664 AD), who was on amiable terms with Emperor Shahjahan was instrumental in introducing the court lifestyles of the Mughals. Modern history In 1806 A.D., the combined forces of Gurkhas and local hills chiefs attacked the forces of Raja Sansar Chand in the battle and forced a crushing defeat on him along with family took shelter in the Kangra Fort. The Gurkhas sieged the Kangra fort and ruthlessly looted the area between the fort of Kangra and Mahal Mohrian and virtually destroyed the villages. The siege of the fort continued for three years. In 1809 A.D., Raja Ranjit Singh, the Sikh ruler of Lahore, on the request of Sansar Chand, waged war against the Gurkhas and defeated them in But Sansar Chand had to pay a heavy price whereby he had to lose Kangra fort and 66 villages to the Sikhs. Ranjit Singh controlled the region and had even placed a garrison at Chamba, forced the hill states to pay tribute to them. Ranjit Singh deposed the hill princes, including the more powerful Kangra ruler, Sansar Chand Katoch, but spared Chamba, given that the Wazir Nathu of Chamba had been important as an ambassador in negotiations with Katoch in 1809 and had saved his life in 1817 by succumbing his horse to King Singh to escape during a winter campaign in Kashmir. In 1845, the Sikh army invaded the British territory. The result was disastrous, with the British defeating the army, leaving Chamba in a poor position. Wazir Bagha of Chamba was important in negotiations in its aftermath, and the Rajas of Chamba, on the advice of Bagha, agreed to the British suzerainty as part of Jammu and Kashmir in favour of an annuity of Rs 12,000. The Treaty of Lahore was signed in 1846, in which the Rajas agreed to cede the territory of Chamba district. From then on, relations with the British were cordial, and all of the Rajas of Chamba under the British rule, Sri Singh, Gopal Singh, Sham Singh, Bhuri Singh, Ram Singh, and Laxman Singh, were on good terms with the British army officers. Many progressive reforms and developments were made in Chamba under the British. In 1863, the first Post office was established in Chamba and a daily mail service and a primary school. In December 1866,